Bruciatori di gasolio Öl-Gebläsebrenner Brûleurs fioul Oil burners

2NOTE (RAL-UZ 9 GERMANY)It is recommended to install:– an hour run meter to establish the burner firing hours relative to the system load.– a flue gas thermometer to provide information on firing condition and deposits on heat exchanger surfaces.➤For correct burner operation it is essential that the chimney is sized correctly and in compliance withDIN 4705 taking into account DIN 18160.➤The burner should be correctly matched to be boiler output taking into consideration the combustionchamber size and its resistance, to ensure it is within the working range of the burner.4.3 ELECTRODES ADJUSTMENTATTENTIONLean insulators (1) to disc (2),(see fig. 15).Fig. 15ATTENTION06.5 + 0.5 mmMeasures must be respected andalso the upwards position.To have access to the electrodescarry out operation as described inchapter 4.1 (page 6) “NOZZLESTO BE USED”.213D57578 mm4.4 FLAME DETECTOR ADJUSTMENT(See fig. 16)The sensitivity of the flame detector can be adjusted with apotentiometer (3). It is factory-set t in position 4.Led (1) indicates the sensitivity.Led (2) indicates the operation.■ During pre-ventilation both leds are switched off.Fig. 16■ Optimal sensitivity during stable operation is shown whenboth leds are switched on.➤ If led (1) pulsates, turn the potentiometer until it switcheson in a steady manner. Then, first turn the pointercounterclockwise until the led pulsates.Next, increase the sensitivity by turning the pointerclockwise one or two notches.➤ Wait at least 5 minutes, then make sure that theadjustment done as above allows a correct startingprogram of the burner.S712932123208 GB